Steam is the world’s largest digital game platform, combining a vast store with a feature-rich launcher. It supports achievements, mods, cloud saves, Big Picture Mode, and Proton for running Windows titles on Linux systems.

Heroic is a modern, open-source game launcher for Linux, Windows, and macOS. It focuses on Epic Games and GOG libraries, providing Wine/Proton compatibility layers, cloud saves, and a clean interface for managing game installs.

Lutris is a powerful open-source game manager for Linux that unifies native games, emulators, Steam, GOG, Epic Games, and Wine titles. It simplifies installs, manages runners, and helps optimize games across different sources.

Bottles is a Linux launcher that simplifies running Windows software using Wine and custom environments. It offers presets for games and applications, dependency management, and sandboxed "bottles" for clean isolation.

RetroArch is a versatile frontend for emulators, game engines, and media players. It provides a unified interface for retro gaming, complete with shaders, netplay, rewinding, and a rich library of community-driven cores.